globalsources.com & allibaba. May not be what you were looking for but I have not had any success in the states. All of my flip flop orders are from China.
Haven't looked into your other items so hopefully someone else will chime in.
A forum community dedicated to T-shirt merchants, professionals and enthusiasts. Come join the discussion about graphics, commerce, dyes, prints, collections, guides, displays, styles, scales, equipment, accessories, reviews, classifieds, and more!